48 files changed, 78 insertions, 152 deletions

diff --git a/sound/soc/codecs/ac97.c b/sound/soc/codecs/ac97.c
index 1bbad4c16d28..a99a1b304e1c 100644
--- a/sound/soc/codecs/ac97.c
+++ b/sound/soc/codecs/ac97.c
@@ -26,9 +26,7 @@
 static int ac97_prepare(struct snd_pcm_substream *substream,
                         struct snd_soc_dai *dai)
 {
-        struct snd_pcm_runtime *runtime = substream->runtime;
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
 
         int reg = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ?
                   AC97_PCM_FRONT_DAC_RATE : AC97_PCM_LR_ADC_RATE;
diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c
index 12e3b4118557..c67b50d8b317 100644
--- a/sound/soc/codecs/ad1836.c
+++ b/sound/soc/codecs/ad1836.c
@@ -162,9 +162,7 @@ static int ad1836_hw_params(struct snd_pcm_substream *substream,
                 struct snd_soc_dai *dai)
 {
         int word_len = 0;
-
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
 
         /* bit size */
         switch (params_format(params)) {
diff --git a/sound/soc/codecs/ad193x.c b/sound/soc/codecs/ad193x.c
index a4a6bef2c0bb..13e62be4f990 100644
--- a/sound/soc/codecs/ad193x.c
+++ b/sound/soc/codecs/ad193x.c
@@ -245,9 +245,7 @@ static int ad193x_hw_params(struct snd_pcm_substream *substream,
                 struct snd_soc_dai *dai)
 {
         int word_len = 0, master_rate = 0;
-
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct ad193x_priv *ad193x = snd_soc_codec_get_drvdata(codec);
 
         /* bit size */
diff --git a/sound/soc/codecs/adau1701.c b/sound/soc/codecs/adau1701.c
index 78e9ce48bb99..3d50fc8646b6 100644
--- a/sound/soc/codecs/adau1701.c
+++ b/sound/soc/codecs/adau1701.c
@@ -258,8 +258,7 @@ static int adau1701_set_playback_pcm_format(struct snd_soc_codec *codec,
 static int adau1701_hw_params(struct snd_pcm_substream *substream,
                 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         snd_pcm_format_t format;
         unsigned int val;
 
diff --git a/sound/soc/codecs/ak4104.c b/sound/soc/codecs/ak4104.c
index ceb96ecf5588..31d4483245d0 100644
--- a/sound/soc/codecs/ak4104.c
+++ b/sound/soc/codecs/ak4104.c
@@ -88,8 +88,7 @@ static int ak4104_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         int val = 0;
 
         /* set the IEC958 bits: consumer mode, no copyright bit */
diff --git a/sound/soc/codecs/ak4535.c b/sound/soc/codecs/ak4535.c
index 838ae8b22b50..618fdc30f73e 100644
--- a/sound/soc/codecs/ak4535.c
+++ b/sound/soc/codecs/ak4535.c
@@ -262,8 +262,7 @@ static int ak4535_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct ak4535_priv *ak4535 = snd_soc_codec_get_drvdata(codec);
         u8 mode2 = snd_soc_read(codec, AK4535_MODE2) & ~(0x3 << 5);
         int rate = params_rate(params), fs = 256;
diff --git a/sound/soc/codecs/ak4641.c b/sound/soc/codecs/ak4641.c
index 7f42d4a673e3..543a12f471be 100644
--- a/sound/soc/codecs/ak4641.c
+++ b/sound/soc/codecs/ak4641.c
@@ -296,8 +296,7 @@ static int ak4641_i2s_hw_params(struct snd_pcm_substream *substream,
                                  struct snd_pcm_hw_params *params,
                                  struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct ak4641_priv *ak4641 = snd_soc_codec_get_drvdata(codec);
         int rate = params_rate(params), fs = 256;
         u8 mode2;
diff --git a/sound/soc/codecs/alc5623.c b/sound/soc/codecs/alc5623.c
index d47b62ddb210..3061d35e9f5c 100644
--- a/sound/soc/codecs/alc5623.c
+++ b/sound/soc/codecs/alc5623.c
@@ -705,8 +705,7 @@ static int alc5623_set_dai_fmt(struct snd_soc_dai *codec_dai,
 static int alc5623_pcm_hw_params(struct snd_pcm_substream *substream,
                 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct alc5623_priv *alc5623 = snd_soc_codec_get_drvdata(codec);
         int coeff, rate;
         u16 iface;
diff --git a/sound/soc/codecs/alc5632.c b/sound/soc/codecs/alc5632.c
index e2111e0ccad7..93a5909fcc49 100644
--- a/sound/soc/codecs/alc5632.c
+++ b/sound/soc/codecs/alc5632.c
@@ -861,8 +861,7 @@ static int alc5632_set_dai_fmt(struct snd_soc_dai *codec_dai,
 static int alc5632_pcm_hw_params(struct snd_pcm_substream *substream,
                 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         int coeff, rate;
         u16 iface;
 
diff --git a/sound/soc/codecs/cs4270.c b/sound/soc/codecs/cs4270.c
index df8fe387a66f..047917f0b8ae 100644
--- a/sound/soc/codecs/cs4270.c
+++ b/sound/soc/codecs/cs4270.c
@@ -307,8 +307,7 @@ static int cs4270_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
         int ret;
         unsigned int i;
diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c
index bf7141280a74..9eb01d7d58a3 100644
--- a/sound/soc/codecs/cs4271.c
+++ b/sound/soc/codecs/cs4271.c
@@ -318,8 +318,7 @@ static int cs4271_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct cs4271_private *cs4271 = snd_soc_codec_get_drvdata(codec);
         int i, ret;
         unsigned int ratio, val;
diff --git a/sound/soc/codecs/cs42l51.c b/sound/soc/codecs/cs42l51.c
index 85d60695c210..091d0193f507 100644
--- a/sound/soc/codecs/cs42l51.c
+++ b/sound/soc/codecs/cs42l51.c
@@ -356,8 +356,7 @@ static int cs42l51_hw_params(struct snd_pcm_substream *substream,
                 struct snd_pcm_hw_params *params,
                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct cs42l51_private *cs42l51 = snd_soc_codec_get_drvdata(codec);
         int ret;
         unsigned int i;
diff --git a/sound/soc/codecs/cs42l73.c b/sound/soc/codecs/cs42l73.c
index d39b3e78703b..2cc50b379a0e 100644
--- a/sound/soc/codecs/cs42l73.c
+++ b/sound/soc/codecs/cs42l73.c
@@ -1089,8 +1089,7 @@ static int cs42l73_pcm_hw_params(struct snd_pcm_substream *substream,
                                  struct snd_pcm_hw_params *params,
                                  struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
         int id = dai->id;
         int mclk_coeff;
diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c
index 8e45aa9cb7b7..5dfdf6e7a39a 100644
--- a/sound/soc/codecs/da7210.c
+++ b/sound/soc/codecs/da7210.c
@@ -716,8 +716,7 @@ static int da7210_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u32 dai_cfg1;
         u32 fs, bypass;
 
diff --git a/sound/soc/codecs/jz4740.c b/sound/soc/codecs/jz4740.c
index 4624e752a188..85d9cabe6d55 100644
--- a/sound/soc/codecs/jz4740.c
+++ b/sound/soc/codecs/jz4740.c
@@ -164,8 +164,7 @@ static int jz4740_codec_hw_params(struct snd_pcm_substream *substream,
         struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
 {
         uint32_t val;
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec =rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
 
         switch (params_rate(params)) {
         case 8000:
diff --git a/sound/soc/codecs/lm49453.c b/sound/soc/codecs/lm49453.c
index 744063da40d5..89bbe037f81f 100644
--- a/sound/soc/codecs/lm49453.c
+++ b/sound/soc/codecs/lm49453.c
@@ -1140,8 +1140,7 @@ static int lm49453_hw_params(struct snd_pcm_substream *substream,
                              struct snd_pcm_hw_params *params,
                              struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct lm49453_priv *lm49453 = snd_soc_codec_get_drvdata(codec);
         u16 clk_div = 0;
 
diff --git a/sound/soc/codecs/rt5631.c b/sound/soc/codecs/rt5631.c
index 20c324c7c349..95147e451982 100644
--- a/sound/soc/codecs/rt5631.c
+++ b/sound/soc/codecs/rt5631.c
@@ -1361,8 +1361,7 @@ static int get_coeff(int mclk, int rate, int timesofbclk)
 static int rt5631_hifi_pcm_params(struct snd_pcm_substream *substream,
                 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
         int timesofbclk = 32, coeff;
         unsigned int iface = 0;
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index 84077aae7c4a..9538d41c1e5c 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -664,8 +664,7 @@ static int sgtl5000_pcm_hw_params(struct snd_pcm_substream *substream,
                                   struct snd_pcm_hw_params *params,
                                   struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct sgtl5000_priv *sgtl5000 = snd_soc_codec_get_drvdata(codec);
         int channels = params_channels(params);
         int i2s_ctl = 0;
diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c
index de2b20544ceb..4c94fd211fb0 100644
--- a/sound/soc/codecs/ssm2602.c
+++ b/sound/soc/codecs/ssm2602.c
@@ -254,8 +254,7 @@ static int ssm2602_hw_params(struct snd_pcm_substream *substream,
         struct snd_pcm_hw_params *params,
         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
         u16 iface = snd_soc_read(codec, SSM2602_IFACE) & 0xfff3;
         int srate = ssm2602_get_coeff(ssm2602->sysclk, params_rate(params));
@@ -291,8 +290,7 @@ static int ssm2602_hw_params(struct snd_pcm_substream *substream,
 static int ssm2602_startup(struct snd_pcm_substream *substream,
                            struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
         struct snd_pcm_runtime *master_runtime;
 
@@ -328,8 +326,7 @@ static int ssm2602_startup(struct snd_pcm_substream *substream,
 static void ssm2602_shutdown(struct snd_pcm_substream *substream,
                              struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
 
         if (ssm2602->master_substream == substream)
diff --git a/sound/soc/codecs/sta32x.c b/sound/soc/codecs/sta32x.c
index 7db6fa515028..8d717f4b5a87 100644
--- a/sound/soc/codecs/sta32x.c
+++ b/sound/soc/codecs/sta32x.c
@@ -609,8 +609,7 @@ static int sta32x_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct sta32x_priv *sta32x = snd_soc_codec_get_drvdata(codec);
         unsigned int rate;
         int i, mcs = -1, ir = -1;
diff --git a/sound/soc/codecs/tlv320aic23.c b/sound/soc/codecs/tlv320aic23.c
index b0cafd32c684..8c758b214a25 100644
--- a/sound/soc/codecs/tlv320aic23.c
+++ b/sound/soc/codecs/tlv320aic23.c
@@ -323,8 +323,7 @@ static int tlv320aic23_hw_params(struct snd_pcm_substream *substream,
                                  struct snd_pcm_hw_params *params,
                                  struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u16 iface_reg;
         int ret;
         struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
@@ -369,8 +368,7 @@ static int tlv320aic23_hw_params(struct snd_pcm_substream *substream,
 static int tlv320aic23_pcm_prepare(struct snd_pcm_substream *substream,
                                    struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
 
         /* set active */
         snd_soc_write(codec, TLV320AIC23_ACTIVE, 0x0001);
@@ -381,8 +379,7 @@ static int tlv320aic23_pcm_prepare(struct snd_pcm_substream *substream,
 static void tlv320aic23_shutdown(struct snd_pcm_substream *substream,
                                  struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
 
         /* deactivate */
diff --git a/sound/soc/codecs/tlv320aic26.c b/sound/soc/codecs/tlv320aic26.c
index 802064b5030d..85944e953578 100644
--- a/sound/soc/codecs/tlv320aic26.c
+++ b/sound/soc/codecs/tlv320aic26.c
@@ -126,8 +126,7 @@ static int aic26_hw_params(struct snd_pcm_substream *substream,
                            struct snd_pcm_hw_params *params,
                            struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct aic26 *aic26 = snd_soc_codec_get_drvdata(codec);
         int fsref, divisor, wlen, pval, jval, dval, qval;
         u16 reg;
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index 8d20f6ec20f3..bde2d1ade0c6 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -802,8 +802,7 @@ static int aic3x_hw_params(struct snd_pcm_substream *substream,
                            struct snd_pcm_hw_params *params,
                            struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec =rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
         int codec_clk = 0, bypass_pll = 0, fsref, last_clk = 0;
         u8 data, j, r, p, pll_q, pll_p = 1, pll_r = 1, pll_j = 1;
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index 4587ddd0fbf8..0dd41077ab79 100644
--- a/sound/soc/codecs/tlv320dac33.c
+++ b/sound/soc/codecs/tlv320dac33.c
@@ -62,8 +62,10 @@
 #define UTHR_FROM_PERIOD_SIZE(samples, playrate, burstrate) \
         (((samples)*5000) / (((burstrate)*5000) / ((burstrate) - (playrate))))
 
-static void dac33_calculate_times(struct snd_pcm_substream *substream);
-static int dac33_prepare_chip(struct snd_pcm_substream *substream);
+static void dac33_calculate_times(struct snd_pcm_substream *substream,
+                                  struct snd_soc_codec *codec);
+static int dac33_prepare_chip(struct snd_pcm_substream *substream,
+                              struct snd_soc_codec *codec);
 
 enum dac33_state {
         DAC33_IDLE = 0,
@@ -427,8 +429,8 @@ static int dac33_playback_event(struct snd_soc_dapm_widget *w,
         switch (event) {
         case SND_SOC_DAPM_PRE_PMU:
                 if (likely(dac33->substream)) {
-                        dac33_calculate_times(dac33->substream);
-                        dac33_prepare_chip(dac33->substream);
+                        dac33_calculate_times(dac33->substream, w->codec);
+                        dac33_prepare_chip(dac33->substream, w->codec);
                 }
                 break;
         case SND_SOC_DAPM_POST_PMD:
@@ -799,8 +801,7 @@ static void dac33_oscwait(struct snd_soc_codec *codec)
 static int dac33_startup(struct snd_pcm_substream *substream,
                            struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
 
         /* Stream started, save the substream pointer */
@@ -812,8 +813,7 @@ static int dac33_startup(struct snd_pcm_substream *substream,
 static void dac33_shutdown(struct snd_pcm_substream *substream,
                              struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
 
         dac33->substream = NULL;
@@ -825,8 +825,7 @@ static int dac33_hw_params(struct snd_pcm_substream *substream,
                            struct snd_pcm_hw_params *params,
                            struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
 
         /* Check parameters for validity */
@@ -868,10 +867,9 @@ static int dac33_hw_params(struct snd_pcm_substream *substream,
  * writes happens in different order, than dac33 might end up in unknown state.
  * Use the known, working sequence of register writes to initialize the dac33.
  */
-static int dac33_prepare_chip(struct snd_pcm_substream *substream)
+static int dac33_prepare_chip(struct snd_pcm_substream *substream,
+                              struct snd_soc_codec *codec)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
         struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
         unsigned int oscset, ratioset, pwr_ctrl, reg_tmp;
         u8 aictrl_a, aictrl_b, fifoctrl_a;
@@ -1067,10 +1065,9 @@ static int dac33_prepare_chip(struct snd_pcm_substream *substream)
         return 0;
 }
 
-static void dac33_calculate_times(struct snd_pcm_substream *substream)
+static void dac33_calculate_times(struct snd_pcm_substream *substream,
+                                  struct snd_soc_codec *codec)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
         struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
         unsigned int period_size = substream->runtime->period_size;
         unsigned int rate = substream->runtime->rate;
@@ -1128,8 +1125,7 @@ static void dac33_calculate_times(struct snd_pcm_substream *substream)
 static int dac33_pcm_trigger(struct snd_pcm_substream *substream, int cmd,
                              struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
         int ret = 0;
 
@@ -1161,8 +1157,7 @@ static snd_pcm_sframes_t dac33_dai_delay(
                         struct snd_pcm_substream *substream,
                         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
         unsigned long long t0, t1, t_now;
         unsigned int time_delta, uthr;
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index 170cf9a8fc79..391fcfc7b63b 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -1685,8 +1685,7 @@ static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction,
 static int twl4030_startup(struct snd_pcm_substream *substream,
                            struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
 
         if (twl4030->master_substream) {
@@ -1715,8 +1714,7 @@ static int twl4030_startup(struct snd_pcm_substream *substream,
 static void twl4030_shutdown(struct snd_pcm_substream *substream,
                              struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
 
         if (twl4030->master_substream == substream)
@@ -1740,8 +1738,7 @@ static int twl4030_hw_params(struct snd_pcm_substream *substream,
                            struct snd_pcm_hw_params *params,
                            struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
         u8 mode, old_mode, format, old_format;
 
@@ -1974,8 +1971,7 @@ static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction,
 static int twl4030_voice_startup(struct snd_pcm_substream *substream,
                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
         u8 mode;
 
@@ -2007,8 +2003,7 @@ static int twl4030_voice_startup(struct snd_pcm_substream *substream,
 static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
                                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
 
         /* Enable voice digital filters */
         twl4030_voice_enable(codec, substream->stream, 0);
@@ -2017,8 +2012,7 @@ static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
 static int twl4030_voice_hw_params(struct snd_pcm_substream *substream,
                 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
         u8 old_mode, mode;
 
diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c
index 2d8c6b825e57..ccbc88aa8497 100644
--- a/sound/soc/codecs/twl6040.c
+++ b/sound/soc/codecs/twl6040.c
@@ -1340,8 +1340,7 @@ static int twl6040_set_bias_level(struct snd_soc_codec *codec,
 static int twl6040_startup(struct snd_pcm_substream *substream,
                         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
 
         snd_pcm_hw_constraint_list(substream->runtime, 0,
@@ -1355,8 +1354,7 @@ static int twl6040_hw_params(struct snd_pcm_substream *substream,
                         struct snd_pcm_hw_params *params,
                         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
         int rate;
 
@@ -1392,8 +1390,7 @@ static int twl6040_hw_params(struct snd_pcm_substream *substream,
 static int twl6040_prepare(struct snd_pcm_substream *substream,
                         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct twl6040 *twl6040 = codec->control_data;
         struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
         int ret;
diff --git a/sound/soc/codecs/uda134x.c b/sound/soc/codecs/uda134x.c
index 797b0dde2c68..6c3d43b8ee85 100644
--- a/sound/soc/codecs/uda134x.c
+++ b/sound/soc/codecs/uda134x.c
@@ -159,8 +159,7 @@ static int uda134x_mute(struct snd_soc_dai *dai, int mute)
 static int uda134x_startup(struct snd_pcm_substream *substream,
         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec =rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct uda134x_priv *uda134x = snd_soc_codec_get_drvdata(codec);
         struct snd_pcm_runtime *master_runtime;
 
@@ -191,8 +190,7 @@ static int uda134x_startup(struct snd_pcm_substream *substream,
 static void uda134x_shutdown(struct snd_pcm_substream *substream,
         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct uda134x_priv *uda134x = snd_soc_codec_get_drvdata(codec);
 
         if (uda134x->master_substream == substream)
diff --git a/sound/soc/codecs/uda1380.c b/sound/soc/codecs/uda1380.c
index 4f1b23d7e404..2502214b84ab 100644
--- a/sound/soc/codecs/uda1380.c
+++ b/sound/soc/codecs/uda1380.c
@@ -502,8 +502,7 @@ static int uda1380_set_dai_fmt_capture(struct snd_soc_dai *codec_dai,
 static int uda1380_trigger(struct snd_pcm_substream *substream, int cmd,
                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct uda1380_priv *uda1380 = snd_soc_codec_get_drvdata(codec);
         int mixer = uda1380_read_reg_cache(codec, UDA1380_MIXER);
 
@@ -528,8 +527,7 @@ static int uda1380_pcm_hw_params(struct snd_pcm_substream *substream,
                                  struct snd_pcm_hw_params *params,
                                  struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u16 clk = uda1380_read_reg_cache(codec, UDA1380_CLK);
 
         /* set WSPLL power and divider if running from this clock */
diff --git a/sound/soc/codecs/wl1273.c b/sound/soc/codecs/wl1273.c
index 3d868dc40092..7b24d6d192e1 100644
--- a/sound/soc/codecs/wl1273.c
+++ b/sound/soc/codecs/wl1273.c
@@ -293,8 +293,7 @@ static const struct snd_kcontrol_new wl1273_controls[] = {
 static int wl1273_startup(struct snd_pcm_substream *substream,
                           struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wl1273_priv *wl1273 = snd_soc_codec_get_drvdata(codec);
 
         switch (wl1273->mode) {
@@ -329,8 +328,7 @@ static int wl1273_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct wl1273_priv *wl1273 = snd_soc_codec_get_drvdata(rtd->codec);
+        struct wl1273_priv *wl1273 = snd_soc_codec_get_drvdata(dai->codec);
         struct wl1273_core *core = wl1273->core;
         unsigned int rate, width, r;
 
diff --git a/sound/soc/codecs/wm8400.c b/sound/soc/codecs/wm8400.c
index 898979d23010..fcc0cac9ccd4 100644
--- a/sound/soc/codecs/wm8400.c
+++ b/sound/soc/codecs/wm8400.c
@@ -1145,8 +1145,7 @@ static int wm8400_hw_params(struct snd_pcm_substream *substream,
         struct snd_pcm_hw_params *params,
         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u16 audio1 = wm8400_read(codec, WM8400_AUDIO_INTERFACE_1);
 
         audio1 &= ~WM8400_AIF_WL_MASK;
diff --git a/sound/soc/codecs/wm8510.c b/sound/soc/codecs/wm8510.c
index 9166126bd312..56a049555e2c 100644
--- a/sound/soc/codecs/wm8510.c
+++ b/sound/soc/codecs/wm8510.c
@@ -392,8 +392,7 @@ static int wm8510_pcm_hw_params(struct snd_pcm_substream *substream,
                                 struct snd_pcm_hw_params *params,
                                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u16 iface = snd_soc_read(codec, WM8510_IFACE) & 0x19f;
         u16 adn = snd_soc_read(codec, WM8510_ADD) & 0x1f1;
 
diff --git a/sound/soc/codecs/wm8523.c b/sound/soc/codecs/wm8523.c
index 7fea2c3bf7e7..1c3ffb290cdc 100644
--- a/sound/soc/codecs/wm8523.c
+++ b/sound/soc/codecs/wm8523.c
@@ -145,8 +145,7 @@ static int wm8523_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
         int i;
         u16 aifctrl1 = snd_soc_read(codec, WM8523_AIF_CTRL1);
diff --git a/sound/soc/codecs/wm8728.c b/sound/soc/codecs/wm8728.c
index fc3d59e49084..1467f97dce21 100644
--- a/sound/soc/codecs/wm8728.c
+++ b/sound/soc/codecs/wm8728.c
@@ -88,8 +88,7 @@ static int wm8728_hw_params(struct snd_pcm_substream *substream,
         struct snd_pcm_hw_params *params,
         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u16 dac = snd_soc_read(codec, WM8728_DACCTL);
 
         dac &= ~0x18;
diff --git a/sound/soc/codecs/wm8737.c b/sound/soc/codecs/wm8737.c
index 4fe9d191e277..d0520124616d 100644
--- a/sound/soc/codecs/wm8737.c
+++ b/sound/soc/codecs/wm8737.c
@@ -329,8 +329,7 @@ static int wm8737_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec);
         int i;
         u16 clocking = 0;
diff --git a/sound/soc/codecs/wm8741.c b/sound/soc/codecs/wm8741.c
index 3941f50bf187..6e849cb04243 100644
--- a/sound/soc/codecs/wm8741.c
+++ b/sound/soc/codecs/wm8741.c
@@ -203,8 +203,7 @@ static int wm8741_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8741_priv *wm8741 = snd_soc_codec_get_drvdata(codec);
         u16 iface = snd_soc_read(codec, WM8741_FORMAT_CONTROL) & 0x1FC;
         int i;
diff --git a/sound/soc/codecs/wm8750.c b/sound/soc/codecs/wm8750.c
index e4c50ce7d9c0..89151ca5e776 100644
--- a/sound/soc/codecs/wm8750.c
+++ b/sound/soc/codecs/wm8750.c
@@ -547,8 +547,7 @@ static int wm8750_pcm_hw_params(struct snd_pcm_substream *substream,
                                 struct snd_pcm_hw_params *params,
                                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec);
         u16 iface = snd_soc_read(codec, WM8750_IFACE) & 0x1f3;
         u16 srate = snd_soc_read(codec, WM8750_SRATE) & 0x1c0;
diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c
index e27e7b62b365..a26482cd7654 100644
--- a/sound/soc/codecs/wm8753.c
+++ b/sound/soc/codecs/wm8753.c
@@ -931,8 +931,7 @@ static int wm8753_pcm_hw_params(struct snd_pcm_substream *substream,
                                 struct snd_pcm_hw_params *params,
                                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
         u16 voice = snd_soc_read(codec, WM8753_PCM) & 0x01f3;
         u16 srate = snd_soc_read(codec, WM8753_SRATE1) & 0x017f;
@@ -1161,8 +1160,7 @@ static int wm8753_i2s_hw_params(struct snd_pcm_substream *substream,
                                 struct snd_pcm_hw_params *params,
                                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
         u16 srate = snd_soc_read(codec, WM8753_SRATE1) & 0x01c0;
         u16 hifi = snd_soc_read(codec, WM8753_HIFI) & 0x01f3;
diff --git a/sound/soc/codecs/wm8900.c b/sound/soc/codecs/wm8900.c
index f18c554efc98..077c9628c70d 100644
--- a/sound/soc/codecs/wm8900.c
+++ b/sound/soc/codecs/wm8900.c
@@ -610,8 +610,7 @@ static int wm8900_hw_params(struct snd_pcm_substream *substream,
         struct snd_pcm_hw_params *params,
         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u16 reg;
 
         reg = snd_soc_read(codec, WM8900_REG_AUDIO1) & ~0x60;
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c
index c91fb2f99c13..86b8a2926591 100644
--- a/sound/soc/codecs/wm8903.c
+++ b/sound/soc/codecs/wm8903.c
@@ -1432,8 +1432,7 @@ static int wm8903_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec =rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
         int fs = params_rate(params);
         int bclk;
diff --git a/sound/soc/codecs/wm8940.c b/sound/soc/codecs/wm8940.c
index d2883affea3b..481a3d9cfe48 100644
--- a/sound/soc/codecs/wm8940.c
+++ b/sound/soc/codecs/wm8940.c
@@ -371,8 +371,7 @@ static int wm8940_i2s_hw_params(struct snd_pcm_substream *substream,
                                 struct snd_pcm_hw_params *params,
                                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u16 iface = snd_soc_read(codec, WM8940_IFACE) & 0xFD9F;
         u16 addcntrl = snd_soc_read(codec, WM8940_ADDCNTRL) & 0xFFF1;
         u16 companding =  snd_soc_read(codec,
diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c
index 840d72086d04..8bc659d8dd2e 100644
--- a/sound/soc/codecs/wm8960.c
+++ b/sound/soc/codecs/wm8960.c
@@ -505,8 +505,7 @@ static int wm8960_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec);
         u16 iface = snd_soc_read(codec, WM8960_IFACE1) & 0xfff3;
         int i;
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 507f479f4387..0cfce9999c89 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -2532,8 +2532,7 @@ static int wm8962_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
         int i;
         int aif0 = 0;
diff --git a/sound/soc/codecs/wm8971.c b/sound/soc/codecs/wm8971.c
index 28fe59e3ce01..eef783f6b6d6 100644
--- a/sound/soc/codecs/wm8971.c
+++ b/sound/soc/codecs/wm8971.c
@@ -478,8 +478,7 @@ static int wm8971_pcm_hw_params(struct snd_pcm_substream *substream,
         struct snd_pcm_hw_params *params,
         struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec);
         u16 iface = snd_soc_read(codec, WM8971_IFACE) & 0x1f3;
         u16 srate = snd_soc_read(codec, WM8971_SRATE) & 0x1c0;
diff --git a/sound/soc/codecs/wm8978.c b/sound/soc/codecs/wm8978.c
index 72d5fdcd3cc2..a5be3adecf75 100644
--- a/sound/soc/codecs/wm8978.c
+++ b/sound/soc/codecs/wm8978.c
@@ -723,8 +723,7 @@ static int wm8978_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
         /* Word length mask = 0x60 */
         u16 iface_ctl = snd_soc_read(codec, WM8978_AUDIO_INTERFACE) & ~0x60;
diff --git a/sound/soc/codecs/wm8988.c b/sound/soc/codecs/wm8988.c
index 6cdf6a2bc283..1d4c5cf47b06 100644
--- a/sound/soc/codecs/wm8988.c
+++ b/sound/soc/codecs/wm8988.c
@@ -668,8 +668,7 @@ static int wm8988_pcm_hw_params(struct snd_pcm_substream *substream,
                                 struct snd_pcm_hw_params *params,
                                 struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         struct wm8988_priv *wm8988 = snd_soc_codec_get_drvdata(codec);
         u16 iface = snd_soc_read(codec, WM8988_IFACE) & 0x1f3;
         u16 srate = snd_soc_read(codec, WM8988_SRATE) & 0x180;
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c
index 9d242351e6e8..db63c97ddf51 100644
--- a/sound/soc/codecs/wm8990.c
+++ b/sound/soc/codecs/wm8990.c
@@ -1112,8 +1112,7 @@ static int wm8990_hw_params(struct snd_pcm_substream *substream,
                             struct snd_pcm_hw_params *params,
                             struct snd_soc_dai *dai)
 {
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u16 audio1 = snd_soc_read(codec, WM8990_AUDIO_INTERFACE_1);
 
         audio1 &= ~WM8990_AIF_WL_MASK;
diff --git a/sound/soc/codecs/wm9705.c b/sound/soc/codecs/wm9705.c
index cacc6a86b46f..7c095939c179 100644
--- a/sound/soc/codecs/wm9705.c
+++ b/sound/soc/codecs/wm9705.c
@@ -236,9 +236,7 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
 static int ac97_prepare(struct snd_pcm_substream *substream,
                         struct snd_soc_dai *dai)
 {
-        struct snd_pcm_runtime *runtime = substream->runtime;
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         int reg;
         u16 vra;
 
diff --git a/sound/soc/codecs/wm9712.c b/sound/soc/codecs/wm9712.c
index b342ae50bcd6..260386365d58 100644
--- a/sound/soc/codecs/wm9712.c
+++ b/sound/soc/codecs/wm9712.c
@@ -467,9 +467,7 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
 static int ac97_prepare(struct snd_pcm_substream *substream,
                         struct snd_soc_dai *dai)
 {
-        struct snd_pcm_runtime *runtime = substream->runtime;
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec =rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         int reg;
         u16 vra;
 
@@ -487,9 +485,7 @@ static int ac97_prepare(struct snd_pcm_substream *substream,
 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
                             struct snd_soc_dai *dai)
 {
-        struct snd_pcm_runtime *runtime = substream->runtime;
-        struct snd_soc_pcm_runtime *rtd = substream->private_data;
-        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_codec *codec = dai->codec;
         u16 vra, xsle;
 
         vra = ac97_read(codec, AC97_EXTENDED_STATUS);